Use of animals in Biomedical Research to test efficacy and safety of drugs is of paramount importantce in Durg Discovery & Drug Development. Besides, certain other experiments cannot be stopped in animals in Biomedical Science. It is necessary to test every drug in a biological system before using it in human beings and human beings cannot be subjected for these experiments. However, all experiments should be performed with utmost ethical considerations. The animals's health and well being should always be kept in mind. Besides, 04 'R' should always be kept in mind before performing experiments on animals.

The book is an outcome of the deliberations of large number of scientists of National and International level who participating in the conferences held at Amity University, Sector - 125, Noida, Uttar Pradesh.